A group of diseases characterized by uncontrolled cell division. A disorder in which cells produce a localized tumor. A disorder in which tissues of the body are replaced by nonfunctional cells. All of these. None of these.
The United States country code 1 will allow you to call United States from another country. United States telephone code 1 is dialed after the IDD. United States international dialing 1 is followed by an area code. The United States area code table below shows the various city codes for United States.
Toll-free telephone numbers in the North American Numbering Plan. (Redirected from Toll-free telephone numbers in the United States) In the United States of America, Canada, and other countries participating in the North American Numbering Plan, a toll-free telephone number has one of the area codes 800, 833, 844, 855, 866, 877, and 888.